常德市餐饮食品金黄色葡萄球菌检测结果分析

目的 通过对餐饮食品金黄色葡萄球菌的检测, 了解常德市餐饮食品金黄色葡萄球菌污染情况。方法 对常德市330家餐饮企业的13类473批餐饮食品采样, 检测金黄色葡萄球菌。结果 餐饮食品的金黄色葡萄球菌检测合格率为99.2％, 在凉拌菜、非发酵型豆制品、米粉中检出金黄色葡萄球菌, 13类食品的金黄色葡萄球菌检测合格率有显著性差异(X2=23.88, P＜0.05), 2011年～2013年金黄色葡萄球菌检测合格率无显著性差异(X2=3.03, P＞0.05), 6类餐饮业态的金黄色葡萄球菌污染率无显著性差异(X2=6.36, P＞0.05)。结论 常德市餐饮食品中存在金黄色葡萄球菌污染, 需加强对易受金黄色葡萄球菌污染的米粉、凉拌菜等重点品种的监管。

Analysis of Staphylococcus aureus detection results from food and beverage in Changde city

Objective To understand the situation of food contamination by Staphylococcus aureus (SA) in food and beverage in Changde city. Methods Totally 13 categories and 473 batches of food & beverage were sampled in 330 catering enterprises in Changde to detect SA. Results The qualified rate of the detection of SA in food and beverage was 99.2%, and SA was found in the cold food, non-fermented bean products and rice flour. The qualified rates of 13 categories of food & beverage differed significantly (X2=23.88, P<0.05) and the qualified rates of SA from 2011 to 2013 had no significant difference (X2=3.03, P>0.05). The contamination rates of SA in 6 kinds of catering industries also showed no significant difference (X2=6.36, P>0.05). Conclusion The contamination of SA exists in food & beverage in Changde and the supervision on the key varieties susceptible to SA such as rice flour and cold food should be streng-thened.